require 'rubygems/test_case' require 'rubygems/dependency_installer' require 'rubygems/security' class TestGemDependencyInstaller < Gem::TestCase def setup super common_installer_setup @gems_dir = File.join @tempdir, 'gems' @cache_dir = File.join @gemhome, 'cache' FileUtils.mkdir @gems_dir Gem::RemoteFetcher.fetcher = @fetcher = Gem::FakeFetcher.new end def util_setup_gems @a1, @a1_gem = util_gem 'a', '1' do |s| s.executables << 'a_bin' end @a1_pre, @a1_pre_gem = util_gem 'a', '1.a' @b1, @b1_gem = util_gem 'b', '1' do |s| s.add_dependency 'a' s.add_development_dependency 'aa' end @c1, @c1_gem = util_gem 'c', '1' do |s| s.add_development_dependency 'b' end @d1, @d1_gem = util_gem 'd', '1' do |s| s.add_development_dependency 'c' end util_clear_gems util_reset_gems end def test_available_set_for_name util_setup_gems p1a, = util_gem 'a', '10.a' util_setup_spec_fetcher p1a, @a1, @a1_pre inst = Gem::DependencyInstaller.new available = inst.available_set_for 'a', Gem::Requirement.default assert_equal %w[a-1], available.set.map { |s| s.spec.full_name } end def test_available_set_for_name_prerelease util_setup_gems p1a, = util_gem 'a', '10.a' util_setup_spec_fetcher p1a, @a1, @a1_pre inst = Gem::DependencyInstaller.new :prerelease => true available = inst.available_set_for 'a', Gem::Requirement.default assert_equal %w[a-10.a], available.sorted.map { |s| s.spec.full_name } end def test_available_set_for_dep util_setup_gems p1a, = util_gem 'a', '10.a' util_setup_spec_fetcher p1a, @a1, @a1_pre inst = Gem::DependencyInstaller.new dep = Gem::Dependency.new 'a', Gem::Requirement.default available = inst.available_set_for dep, Gem::Requirement.default assert_equal %w[a-1], available.set.map { |s| s.spec.full_name } end def test_available_set_for_dep_prerelease util_setup_gems p1a, = util_gem 'a', '10.a' util_setup_spec_fetcher p1a, @a1, @a1_pre inst = Gem::DependencyInstaller.new :prerelease => true dep = Gem::Dependency.new 'a', Gem::Requirement.default dep.prerelease = true available = inst.available_set_for dep, Gem::Requirement.default assert_equal %w[a-10.a], available.sorted.map { |s| s.spec.full_name } end def test_install util_setup_gems FileUtils.mv @a1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'a' end assert_equal %w[a-1], Gem::Specification.map(&:full_name) assert_equal [@a1], inst.installed_gems end def test_install_prerelease util_setup_gems p1a, gem = util_gem 'a', '10.a' util_setup_spec_fetcher(p1a, @a1, @a1_pre) util_clear_gems p1a_data = Gem.read_binary(gem) @fetcher.data['http://gems.example.com/gems/a-10.a.gem'] = p1a_data dep = Gem::Dependency.new "a" inst = Gem::DependencyInstaller.new :prerelease => true inst.install dep assert_equal %w[a-10.a], Gem::Specification.map(&:full_name) assert_equal [p1a], inst.installed_gems end def test_install_when_only_prerelease p1a, gem = util_gem 'p', '1.a' util_setup_spec_fetcher(p1a) util_clear_gems p1a_data = Gem.read_binary(gem) @fetcher.data['http://gems.example.com/gems/p-1.a.gem'] = p1a_data dep = Gem::Dependency.new "p" inst = Gem::DependencyInstaller.new inst.install dep assert_equal %w[], Gem::Specification.map(&:full_name) assert_equal [], inst.installed_gems end def test_install_prerelease_skipped_when_normal_ver util_setup_gems util_setup_spec_fetcher(@a1, @a1_pre) util_clear_gems p1a_data = Gem.read_binary(@a1_gem) @fetcher.data['http://gems.example.com/gems/a-1.gem'] = p1a_data dep = Gem::Dependency.new "a" inst = Gem::DependencyInstaller.new :prerelease => true inst.install dep assert_equal %w[a-1], Gem::Specification.map(&:full_name) assert_equal [@a1], inst.installed_gems end def test_install_all_dependencies util_setup_gems _, e1_gem = util_gem 'e', '1' do |s| s.add_dependency 'b' end util_clear_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir FileUtils.mv e1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :ignore_dependencies => true inst.install 'b' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name }, 'sanity check' Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'e' end assert_equal %w[a-1 e-1], inst.installed_gems.map { |s| s.full_name } end def test_install_cache_dir util_setup_gems dir = "dir" Dir.mkdir dir FileUtils.mv @a1_gem, dir FileUtils.mv @b1_gem, dir inst = nil Dir.chdir dir do inst = Gem::DependencyInstaller.new :cache_dir => @tempdir inst.install 'b' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } assert File.exist? File.join(@gemhome, "cache", @a1.file_name) assert File.exist? File.join(@gemhome, "cache", @b1.file_name) end def test_install_dependencies_satisfied util_setup_gems a2, a2_gem = util_gem 'a', '2' FileUtils.rm_rf File.join(@gemhome, 'gems') Gem::Specification.reset FileUtils.mv @a1_gem, @tempdir FileUtils.mv a2_gem, @tempdir # not in index FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'a', req("= 2") end assert_equal %w[a-2], inst.installed_gems.map { |s| s.full_name }, 'sanity check' FileUtils.rm File.join(@tempdir, a2.file_name) Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'b' end assert_equal %w[a-2 b-1], Gem::Specification.map(&:full_name) assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end # This asserts that if a gem's dependency is satisfied by an # already installed gem, RubyGems doesn't installed a newer # version def test_install_doesnt_upgrade_installed_depedencies util_setup_gems a2, a2_gem = util_gem 'a', '2' a3, a3_gem = util_gem 'a', '3' util_setup_spec_fetcher @a1, a3, @b1 FileUtils.rm_rf File.join(@gemhome, 'gems') Gem::Specification.reset FileUtils.mv @a1_gem, @tempdir FileUtils.mv a2_gem, @tempdir # not in index FileUtils.mv @b1_gem, @tempdir FileUtils.mv a3_gem, @tempdir Dir.chdir @tempdir do Gem::DependencyInstaller.new.install 'a', req("= 2") end FileUtils.rm File.join(@tempdir, a2.file_name) inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'b' end assert_equal %w[a-2 b-1], Gem::Specification.map(&:full_name) assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dependency util_setup_gems done_installing_ran = false inst = nil Gem.done_installing do |installer, specs| done_installing_ran = true assert_equal inst, installer assert_equal [@a1, @b1], specs end FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new(:build_docs_in_background => false) inst.install 'b' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } assert done_installing_ran, 'post installs hook was not run' end def test_install_dependency_development util_setup_gems @aa1, @aa1_gem = util_gem 'aa', '1' util_reset_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @aa1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new(:development => true) inst.install 'b' end assert_equal %w[a-1 aa-1 b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dependency_development_deep util_setup_gems @aa1, @aa1_gem = util_gem 'aa', '1' util_reset_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @aa1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir FileUtils.mv @c1_gem, @tempdir FileUtils.mv @d1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new(:development => true) inst.install 'd' end assert_equal %w[a-1 aa-1 b-1 c-1 d-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dependency_development_shallow util_setup_gems @aa1, @aa1_gem = util_gem 'aa', '1' util_reset_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @aa1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir FileUtils.mv @c1_gem, @tempdir FileUtils.mv @d1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new(:development => true, :dev_shallow => true) inst.install 'd' end assert_equal %w[c-1 d-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dependency_existing util_setup_gems Gem::Installer.new(@a1_gem).install FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'b' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dependency_old _, e1_gem = util_gem 'e', '1' _, f1_gem = util_gem 'f', '1', 'e' => nil _, f2_gem = util_gem 'f', '2' FileUtils.mv e1_gem, @tempdir FileUtils.mv f1_gem, @tempdir FileUtils.mv f2_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'f' end assert_equal %w[f-2], inst.installed_gems.map { |s| s.full_name } end def test_install_local util_setup_gems FileUtils.mv @a1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :domain => :local inst.install 'a-1.gem' end assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end def test_install_local_dependency util_setup_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :domain => :local inst.install 'b-1.gem' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_local_dependency_installed util_setup_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do Gem::Installer.new('a-1.gem').install inst = Gem::DependencyInstaller.new :domain => :local inst.install 'b-1.gem' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_local_subdir util_setup_gems inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :domain => :local inst.install 'gems/a-1.gem' end assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end def test_install_minimal_deps util_setup_gems _, e1_gem = util_gem 'e', '1' do |s| s.add_dependency 'b' end _, b2_gem = util_gem 'b', '2' do |s| s.add_dependency 'a' end util_clear_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir FileUtils.mv b2_gem, @tempdir FileUtils.mv e1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :ignore_dependencies => true inst.install 'b', req('= 1') end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name }, 'sanity check' Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :minimal_deps => true inst.install 'e' end assert_equal %w[a-1 e-1], inst.installed_gems.map { |s| s.full_name } end def test_install_env_shebang util_setup_gems FileUtils.mv @a1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :env_shebang => true, :wrappers => true, :format_executable => false inst.install 'a' end env = "/\\S+/env" unless Gem.win_platform? assert_match %r|\A#!#{env} #{Gem::ConfigMap[:ruby_install_name]}\n|, File.read(File.join(@gemhome, 'bin', 'a_bin')) end def test_install_force util_setup_gems FileUtils.mv @b1_gem, @tempdir si = util_setup_spec_fetcher @b1 @fetcher.data['http://gems.example.com/gems/yaml'] = si.to_yaml inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :force => true inst.install 'b' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_build_args util_setup_gems FileUtils.mv @a1_gem, @tempdir inst = nil build_args = %w[--a --b="c"] Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new( :build_args => build_args) inst.install 'a' end assert_equal build_args.join("\n"), File.read(inst.installed_gems.first.build_info_file).strip end def test_install_ignore_dependencies util_setup_gems FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :ignore_dependencies => true inst.install 'b' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_install_dir util_setup_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = Gem::Installer.new @a1.file_name inst.install gemhome2 = File.join @tempdir, 'gemhome2' Dir.mkdir gemhome2 inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :install_dir => gemhome2 inst.install 'b' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } assert File.exist?(File.join(gemhome2, 'specifications', @a1.spec_name)) assert File.exist?(File.join(gemhome2, 'cache', @a1.file_name)) end def test_install_domain_both util_setup_gems a1_data = nil File.open @a1_gem, 'rb' do |fp| a1_data = fp.read end @fetcher.data['http://gems.example.com/gems/a-1.gem'] = a1_data FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :domain => :both inst.install 'b' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } a1, b1 = inst.installed_gems assert_equal a1.spec_file, a1.loaded_from assert_equal b1.spec_file, b1.loaded_from end def test_install_domain_both_no_network util_setup_gems @fetcher.data["http://gems.example.com/gems/Marshal.#{@marshal_version}"] = proc do raise Gem::RemoteFetcher::FetchError end FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :domain => :both inst.install 'b' end assert_equal %w[a-1 b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_domain_local util_setup_gems FileUtils.mv @b1_gem, @tempdir inst = nil Dir.chdir @tempdir do e = assert_raises Gem::UnsatisfiableDependencyError do inst = Gem::DependencyInstaller.new :domain => :local inst.install 'b' end expected = "Unable to resolve dependency: b (= 1) requires a (>= 0)" assert_equal expected, e.message end assert_equal [], inst.installed_gems.map { |s| s.full_name } end def test_install_domain_remote util_setup_gems a1_data = nil File.open @a1_gem, 'rb' do |fp| a1_data = fp.read end @fetcher.data['http://gems.example.com/gems/a-1.gem'] = a1_data inst = Gem::DependencyInstaller.new :domain => :remote inst.install 'a' assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end def test_install_dual_repository util_setup_gems FileUtils.mv @a1_gem, @tempdir FileUtils.mv @b1_gem, @tempdir inst = nil gemhome2 = "#{@gemhome}2" Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new :install_dir => gemhome2 inst.install 'a' end ENV['GEM_HOME'] = @gemhome ENV['GEM_PATH'] = [@gemhome, gemhome2].join File::PATH_SEPARATOR Gem.clear_paths Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'b' end assert_equal %w[b-1], inst.installed_gems.map { |s| s.full_name } end def test_install_reinstall util_setup_gems Gem::Installer.new(@a1_gem).install FileUtils.mv @a1_gem, @tempdir inst = nil Dir.chdir @tempdir do inst = Gem::DependencyInstaller.new inst.install 'a' end assert_equal %w[a-1], Gem::Specification.map(&:full_name) assert_equal %w[a-1], inst.installed_gems.map(&:full_name) end def test_install_remote util_setup_gems a1_data = nil File.open @a1_gem, 'rb' do |fp| a1_data = fp.read end @fetcher.data['http://gems.example.com/gems/a-1.gem'] = a1_data inst = Gem::DependencyInstaller.new Dir.chdir @tempdir do inst.install 'a' end assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end def test_install_remote_dep util_setup_gems a1_data = nil File.open @a1_gem, 'rb' do |fp| a1_data = fp.read end @fetcher.data['http://gems.example.com/gems/a-1.gem'] = a1_data inst = Gem::DependencyInstaller.new Dir.chdir @tempdir do dep = Gem::Dependency.new @a1.name, @a1.version inst.install dep end assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end def test_install_remote_platform_newer util_setup_gems a2_o, a2_o_gem = util_gem 'a', '2' do |s| s.platform = Gem::Platform.new %w[cpu other_platform 1] end util_clear_gems si = util_setup_spec_fetcher @a1, a2_o @fetcher.data['http://gems.example.com/gems/yaml'] = si.to_yaml a1_data = nil a2_o_data = nil File.open @a1_gem, 'rb' do |fp| a1_data = fp.read end File.open a2_o_gem, 'rb' do |fp| a2_o_data = fp.read end @fetcher.data["http://gems.example.com/gems/#{@a1.file_name}"] = a1_data @fetcher.data["http://gems.example.com/gems/#{a2_o.file_name}"] = a2_o_data inst = Gem::DependencyInstaller.new :domain => :remote inst.install 'a' assert_equal %w[a-1], inst.installed_gems.map { |s| s.full_name } end if defined? OpenSSL then def test_install_security_policy util_setup_gems data = File.open(@a1_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/a-1.gem'] = data data = File.open(@b1_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/b-1.gem'] = data policy = Gem::Security::HighSecurity inst = Gem::DependencyInstaller.new :security_policy => policy e = assert_raises Gem::Security::Exception do inst.install 'b' end assert_equal 'unsigned gems are not allowed by the High Security policy', e.message assert_equal %w[], inst.installed_gems.map { |s| s.full_name } end end # Wrappers don't work on mswin unless win_platform? then def test_install_no_wrappers util_setup_gems @fetcher.data['http://gems.example.com/gems/a-1.gem'] = read_binary(@a1_gem) inst = Gem::DependencyInstaller.new :wrappers => false, :format_executable => false inst.install 'a' refute_match(%r|This file was generated by RubyGems.|, File.read(File.join(@gemhome, 'bin', 'a_bin'))) end end def test_install_version util_setup_d data = File.open(@d2_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/d-2.gem'] = data data = File.open(@d1_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/d-1.gem'] = data inst = Gem::DependencyInstaller.new inst.install 'd', '= 1' assert_equal %w[d-1], inst.installed_gems.map { |s| s.full_name } end def test_install_version_default util_setup_d data = File.open(@d2_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/d-2.gem'] = data data = File.open(@d1_gem, 'rb') { |f| f.read } @fetcher.data['http://gems.example.com/gems/d-1.gem'] = data inst = Gem::DependencyInstaller.new inst.install 'd' assert_equal %w[d-2], inst.installed_gems.map { |s| s.full_name } end def test_find_gems_gems_with_sources util_setup_gems inst = Gem::DependencyInstaller.new dep = Gem::Dependency.new 'b', '>= 0' Gem::Specification.reset set = inst.find_gems_with_sources(dep) assert_kind_of Gem::AvailableSet, set s = set.set.first assert_equal @b1, s.spec assert_equal Gem::Source.new(@gem_repo), s.source end def test_find_spec_by_name_and_version_bad_gem FileUtils.touch 'rdoc.gem' inst = Gem::DependencyInstaller.new e = assert_raises Gem::Package::FormatError do inst.find_spec_by_name_and_version 'rdoc.gem' end full_path = File.join @tempdir, 'rdoc.gem' assert_equal "package metadata is missing in #{full_path}", e.message end def test_find_spec_by_name_and_version_directory Dir.mkdir 'rdoc' inst = Gem::DependencyInstaller.new e = assert_raises Gem::SpecificGemNotFoundException do inst.find_spec_by_name_and_version 'rdoc' end assert_equal "Could not find a valid gem 'rdoc' (>= 0) " + "locally or in a repository", e.message end def test_find_spec_by_name_and_version_file FileUtils.touch 'rdoc' inst = Gem::DependencyInstaller.new e = assert_raises Gem::SpecificGemNotFoundException do inst.find_spec_by_name_and_version 'rdoc' end assert_equal "Could not find a valid gem 'rdoc' (>= 0) " + "locally or in a repository", e.message end def test_find_gems_with_sources_local util_setup_gems FileUtils.mv @a1_gem, @tempdir inst = Gem::DependencyInstaller.new dep = Gem::Dependency.new 'a', '>= 0' set = nil Dir.chdir @tempdir do set = inst.find_gems_with_sources dep end gems = set.sorted assert_equal 2, gems.length remote, local = gems assert_equal 'a-1', local.spec.full_name, 'local spec' assert_equal File.join(@tempdir, @a1.file_name), local.source.download(local.spec), 'local path' assert_equal 'a-1', remote.spec.full_name, 'remote spec' assert_equal Gem::Source.new(@gem_repo), remote.source, 'remote path' end def test_find_gems_with_sources_prerelease util_setup_gems installer = Gem::DependencyInstaller.new dependency = Gem::Dependency.new('a', Gem::Requirement.default) releases = installer.find_gems_with_sources(dependency).all_specs assert releases.any? { |s| s.name == 'a' and s.version.to_s == '1' } refute releases.any? { |s| s.name == 'a' and s.version.to_s == '1.a' } dependency.prerelease = true prereleases = installer.find_gems_with_sources(dependency).all_specs assert_equal [@a1_pre, @a1], prereleases end def test_find_gems_with_sources_with_bad_source Gem.sources.replace ["http://not-there.nothing"] installer = Gem::DependencyInstaller.new dep = Gem::Dependency.new('a') out = installer.find_gems_with_sources(dep) assert out.empty? assert_kind_of Gem::SourceFetchProblem, installer.errors.first end def assert_resolve expected, *specs util_clear_gems util_setup_spec_fetcher(*specs) Gem::Specification.reset inst = Gem::DependencyInstaller.new inst.find_spec_by_name_and_version specs.first.name inst.gather_dependencies actual = inst.gems_to_install.map { |s| s.full_name } assert_equal expected, actual end def assert_resolve_pre expected, *specs util_clear_gems util_setup_spec_fetcher(*specs) Gem::Specification.reset spec = specs.first inst = Gem::DependencyInstaller.new :prerelease => true inst.find_spec_by_name_and_version spec.name, spec.version inst.gather_dependencies actual = inst.gems_to_install.map { |s| s.full_name } assert_equal expected, actual end def test_gather_dependencies util_setup_gems util_reset_gems inst = Gem::DependencyInstaller.new inst.find_spec_by_name_and_version 'b' inst.gather_dependencies assert_equal %w[a-1 b-1], inst.gems_to_install.map { |s| s.full_name } end ## # [A1] depends on # [B] > 0 (satisfied by 2.0) # [B1] depends on # [C] > 0 (satisfied by 1.0) # [B2] depends on nothing! # [C1] depends on nothing def test_gather_dependencies_dropped a1, = util_spec 'a', '1', 'b' => nil b1, = util_spec 'b', '1', 'c' => nil b2, = util_spec 'b', '2' c1, = util_spec 'c', '1' assert_resolve %w[b-2 a-1], a1, b1, b2, c1 end ## # [A] depends on # [B] >= 1.0 (satisfied by 1.1) depends on # [Z] # [C] >= 1.0 depends on # [B] = 1.0 # # and should backtrack to resolve using b-1.0, pruning Z from the # resolve. def test_gather_dependencies_raggi_the_edgecase_generator a, _ = util_spec 'a', '1.0', 'b' => '>= 1.0', 'c' => '>= 1.0' b1, _ = util_spec 'b', '1.0' b2, _ = util_spec 'b', '1.1', 'z' => '>= 1.0' c, _ = util_spec 'c', '1.0', 'b' => '= 1.0' assert_resolve %w[b-1.0 c-1.0 a-1.0], a, b1, b2, c end ## # [A] depends on # [B] >= 1.0 (satisfied by 2.0) # [C] = 1.0 depends on # [B] ~> 1.0 # # and should resolve using b-1.0 def test_gather_dependencies_over a, _ = util_spec 'a', '1.0', 'b' => '>= 1.0', 'c' => '= 1.0' b1, _ = util_spec 'b', '1.0' b2, _ = util_spec 'b', '2.0' c, _ = util_spec 'c', '1.0', 'b' => '~> 1.0' assert_resolve %w[b-1.0 c-1.0 a-1.0], a, b1, b2, c end ## # [A] depends on # [B] ~> 1.0 (satisfied by 1.1) # [C] = 1.0 depends on # [B] = 1.0 # # and should resolve using b-1.0 # # TODO: this is not under, but over... under would require depth # first resolve through a dependency that is later pruned. def test_gather_dependencies_under a, _ = util_spec 'a', '1.0', 'b' => '~> 1.0', 'c' => '= 1.0' b10, _ = util_spec 'b', '1.0' b11, _ = util_spec 'b', '1.1' c, _ = util_spec 'c', '1.0', 'b' => '= 1.0' assert_resolve %w[b-1.0 c-1.0 a-1.0], a, b10, b11, c end # under # # [A] depends on # [B] ~> 1.0 (satisfied by 1.0) # [C] = 1.0 depends on # [B] = 2.0 def test_gather_dependencies_divergent a, _ = util_spec 'a', '1.0', 'b' => '~> 1.0', 'c' => '= 1.0' b1, _ = util_spec 'b', '1.0' b2, _ = util_spec 'b', '2.0' c, _ = util_spec 'c', '1.0', 'b' => '= 2.0' assert_raises Gem::DependencyError do assert_resolve :ignored, a, b1, b2, c end end def test_gather_dependencies_platform_alternate util_setup_wxyz util_set_arch 'cpu-my_platform1' assert_resolve %w[x-1-cpu-my_platform-1 w-1], @w1, @x1_m end def test_gather_dependencies_platform_bump util_setup_wxyz assert_resolve %w[y-1 z-1], @z1, @y1 end def test_gather_dependencies_prerelease util_setup_gems util_setup_c1_pre assert_resolve_pre %w[a-1.a b-1 c-1.a], @c1_pre, @a1_pre, @b1 end def test_gather_dependencies_old_required util_setup_d e1, = util_spec 'e', '1', 'd' => '= 1' util_clear_gems assert_resolve %w[d-1 e-1], e1, @d1, @d2 end def util_write_a1_bin write_file File.join('gems', 'a-1', 'bin', 'a_bin') do |fp| fp.puts "#!/usr/bin/ruby" end end def util_setup_c1_pre @c1_pre, @c1_pre_gem = util_spec 'c', '1.a' do |s| s.add_dependency 'a', '1.a' s.add_dependency 'b', '1' end util_reset_gems end def util_setup_d @d1, @d1_gem = util_gem 'd', '1' @d2, @d2_gem = util_gem 'd', '2' util_reset_gems end def util_setup_wxyz @x1_m, @x1_m_gem = util_spec 'x', '1' do |s| s.platform = Gem::Platform.new %w[cpu my_platform 1] end @x1_o, @x1_o_gem = util_spec 'x', '1' do |s| s.platform = Gem::Platform.new %w[cpu other_platform 1] end @w1, @w1_gem = util_spec 'w', '1', 'x' => nil @y1, @y1_gem = util_spec 'y', '1' @y1_1_p, @y1_1_p_gem = util_spec 'y', '1.1' do |s| s.platform = Gem::Platform.new %w[cpu my_platform 1] end @z1, @z1_gem = util_spec 'z', '1', 'y' => nil util_reset_gems end def util_reset_gems @a1 ||= nil @b1 ||= nil @a1_pre ||= nil @c1_pre ||= nil @d1 ||= nil @d2 ||= nil @w1 ||= nil @x1_m ||= nil @x1_o ||= nil @y1 ||= nil @y1_1_p ||= nil @z1 ||= nil util_setup_spec_fetcher(*[@a1, @a1_pre, @b1, @c1_pre, @d1, @d2, @x1_m, @x1_o, @w1, @y1, @y1_1_p, @z1].compact) util_clear_gems end end